Costco Gas in Tukwila, WA
1 station in Tukwila, Washington
Costco Gas Hours in Tukwila
Tukwila has 1 Costco gas station. Weekday hours are typically 6 AM to 9:30 PM. Sunday hours are 6 AM–8 PM. Membership is required at the pump. Costco gas is TOP TIER™ certified, meeting enhanced detergent standards recommended by most major automakers.